System.Data.DataTable.FindByPrimaryKey C# (CSharp) Method

        internal DataRow FindByPrimaryKey(object[] values)
        {
            CheckPrimaryKey();
            return FindRow(_primaryKey.Key, values);
        }

 /// <summary>
 /// Gets the row specified by the primary key value.
 /// </summary>
 public DataRow Find(object key) => _table.FindByPrimaryKey(key);